From [this comment](https://askubuntu.com/questions/10373/do-i-need-to-have-antivirus-software-installed#comment10552_10374):

!['Roger Pate' name without hyper-link][1]

The link to Roger Pate's profile page was absent. Why is the link for that user not shown?

Was his account deleted?

  [1]: https://i.sstatic.net/7BzHo.png